Question

In a cooperative the no of gents is 3 times of the ladies.when 29 number of ladies and 16 number of gents joined then the number of gents become double of ladies.how much ladies was there first

Answer 1

Let number of girls = x and number of boys = 3x.

Then, 3x + x = 4x = total number of students.

Thus, to find exact value of x, the total number of students must be divisible by 4.